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Grain Elevator
First grain elevator was invented in New York. -
Chemical Fertilizers
Mixed chemical fertilizers sold commercially. -
Period: to
The Invention of the first ever Tractors
The very first tractor was invented, although it was a open-geared one and it was clumsy and heavy. -
Period: to
Developement of the Tractor
The open-geared tractor gradually developed into enclosed gear tractor. -
Period: to
Increase of Farm Production
Farm production gradually increased due to expanded use of mechanized pawer. -
The Invention of the Light Tractor
The very first light tractor was invented and it was a great help to farmers as it is easier to drive and less clumsy. -
Development of Food Production - 1
Each farmer supplies food for averagly 9.8 people in America -
Development of Food Production - 2
Each farmer supplies food for averagly 10.7 people in America -
Period: to
Frozen food
The method of freezing food to keep it fresh is popularized in this period. -
GM Crops
First GM Crop produced. -
Development of Food Production - 3
Each farmer supplies food for averagly 15.5 people in America. -
The Discovery of Chelate
Organic chemicals called chelates are found to help protect plants against certain metal deficiencies -
Tomato Harvesters
Mechanical tomato harvester developed. -
Development of Food Production - 4
Each farmer supplies food for averagly 25.8 people in America -
Harvesting Cotton
96% of cotton are harvested mechanically. -
Development of Food Production - 5
Each farmer supplies food for averagly 75.8 people in America